基于MIMO技术的地铁轨道交通通信系统优化研究  

Research on Optimization of Subway Rail Transit Communication System Based on MIMO Technology

作　　者：孟增科 MENG Zengke(Shijiazhuang Rail Transit Group Co.,Ltd.,Shijiazhuang 050035,China)

机构地区：[1]石家庄市轨道交通集团有限责任公司运营分公司,石家庄050035

出　　处：《移动信息》2025年第3期36-38,共3页Mobile Information

摘　　要：多输入多输出(MIMO)技术是一种先进的无线通信技术,通过在发送端和接收端使用多个天线,显著增强信号的传输速率和质量,从而提高通信系统的性能和可靠性。在地铁轨道交通系统中,通信系统的优化尤为关键,因为它不仅影响着乘客的通信体验,还关系到整个地铁系统的运营安全和效率。文中系统地研究了MIMO技术在地铁轨道交通通信系统中的应用,详细探讨了MIMO天线部署方案、多路复用优化策略、波束成形技术的应用以及系统容量的扩展与网络管理方法,旨在通过这些技术提升地铁通信系统的整体性能和效率,并通过一系列技术应用测试验证所提出方法的有效性和实用性。Multiple Input Multiple Output(MIMO)technology is an advanced wireless communication technology that significantly enhances the transmission rate and quality of signals by using multiple antennas at both the transmitting and receiving ends,thereby improving the performance and reliability of communication systems.In the subway and rail transit system,the optimization of the communication system is particularly crucial,as it not only affects the communication experience of passengers,but also relates to the operational safety and efficiency of the entire subway system.This paper systematically studies the application of MIMO technology in the communication system of subway rail transit,and discusses in detail the deployment scheme of MIMO antennas,optimization strategy of multiplexing,application of beamforming technology,as well as the expansion of system capacity and network management methods.The aim is to improve the overall performance and efficiency of the subway communication system through these technologies,and to verify the effectiveness and practicality of the proposed method through a series of technical application tests.

关 键 词：MIMO技术 地铁 轨道交通 通信系统 

分 类 号：TN929.5[电子电信—通信与信息系统]